Viewing Subscription Information

Prerequisites

• You have logged in to the DRS console.
• You have created a subscription task.

Procedure

1. On the Data Subscription Management page, click the target subscription task.
2. On the displayed page, click the Subscription Information tab.
   By default, incremental subscription information of the last 5 minutes is displayed in the current list. To view the subscription information in a specified time range, you can select the time range in the upper right corner on the page, and the time range must be within the subscription task time range.

   Figure 1 Viewing subscription information
   

   The data format of subscription information is the internal data format of the DRS service. Table 1 describes the fields in the data record.

   Table 1 Field description

   Field	Description
   Service ID	IP address and port of the RDS instance
   Database Name	Name of the database where the statement is executed
   Table Name	Name of the table where the statement is executed
   Statement Type	The statement types are as follows: update, delete, insert, replace, begin, commit, ddl, and dml.
   Binlog Position	Location of the change record in the binlog file. The format is binlog_file_offset@binlog_file_id. binlog_file_id indicates the suffix of the binlog file name, and binlog_file_offset indicates the offset of the binlog record in the binlog file.
   Time	Time when the change record is written to the binlog file

   To view details about a specified table in a specified database, click View Subscription Data.

   Figure 2 Field description
   

   For details, see Table 2.

   Table 2 Field description

   Field	Description
   Field Name	Name of each field corresponding to the change record
   Type	Data type of each field corresponding to the change record
   Code	Character set code corresponding to the change record
   Original Value	The value of each field before the change There is no original value for the insert operation.
   New Value	The value of each field after the change There is no original value for the delete operation.

   

   • The update operation has both the original and new values.
   • If the operation type is DDL, only the field name, type, code, original value, and new value are available.